The two men entered the Nature's Cure Inc. dispensary at 5300 W. Century Blvd. about 12:18 p.m. and were involved in an exchange of gunfire with the security guard, according to the Los Angeles Police Department.

One of the men was struck in the stomach during the incident and was later pronounced dead, police said.

The second man, wearing a beige shirt, green pants and a brown baseball cap, fled in a black BMW, according to authorities. Police were searching for him.